MODELING OF SURFACE PRESSURE FOR IMPROVED WELL CONTROL SAFETY

Student: Ted Chinomnso Obioha
Supervisor: Mr Michael Chukwudi Ohaegbulam
HOD: Mr Daniel Ikechukwu Egu
Department of Petroleum Engineering
Engineering
Madonna University, Elele, Rivers State

Abstract

Abstract This project focuses on the Modeling of Surface Pressure for Improved Well Control Safety. Effective surface pressure management is vital in preventing catastrophic incidents such as blowouts, which threaten lives, the environment, and petroleum assets. Traditional well control methods—such as the Drillers Method and Engineers Method—often fall short under dynamic well conditions, especially during gas blowouts. This study develops and validates predictive models using computational techniques to simulate annular surface pressure under different kick scenarios, with optimization achieved through a Multi-Objective Genetic Algorithm. Results show that the Engineer’s Method offers advantages in reducing surface pressure surges, while the Driller’s Method presents higher pressures but operational simplicity. Findings highlight the importance of accurate predictive modeling in mitigating risks and enhancing safety in petroleum drilling operations.

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